register-level compatibility

register-level compatibility

[¦rej·ə·stər ‚lev·əl kəm‚pad·ə′bil·əd·ē]
(computer science)
Property of hardware components that are totally compatible, having registers with the same type, size, and names.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.